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| author | Gao Xiang <hsiangkao@redhat.com> | 2021-03-10 03:15:50 +0800 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2021-03-15 14:23:21 -0600 |
| commit | a8f2a68e42d19e6fc1e0eb6eaef548ef07b19d75 (patch) | |
| tree | 006899f9376426ff53cc93bc1daa938bef32661e | |
| parent | 3eca1cfbc1e854aafd1672d408c4b8fc602a20e3 (diff) | |
| download | linux-a8f2a68e42d19e6fc1e0eb6eaef548ef07b19d75.tar.gz | |
Documentation: sysrq: update description about sysrq crash
After commit 8341f2f222d7 ("sysrq: Use panic() to force a crash"),
a crash was not generated by dereferencing a NULL pointer anymore.
Let's update documentation as well to make it less misleading.
Signed-off-by: Gao Xiang <hsiangkao@redhat.com>
Cc: Matthias Kaehlcke <mka@chromium.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Zefan Li <lizefan.x@bytedance.com>
Link: https://lore.kernel.org/r/20210309191550.3955601-1-hsiangkao@redhat.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
| -rw-r--r-- | Documentation/admin-guide/sysrq.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/admin-guide/sysrq.rst b/Documentation/admin-guide/sysrq.rst index 67dfa4c29093..60ce5f5ebab6 100644 --- a/Documentation/admin-guide/sysrq.rst +++ b/Documentation/admin-guide/sysrq.rst @@ -90,8 +90,8 @@ Command Function ``b`` Will immediately reboot the system without syncing or unmounting your disks. -``c`` Will perform a system crash by a NULL pointer dereference. - A crashdump will be taken if configured. +``c`` Will perform a system crash and a crashdump will be taken + if configured. ``d`` Shows all locks that are held. |